Title :
A hybrid supervised ANN for classification and data visualization
Author :
Teh, Chee Siong ; Tapan, M.S.Z.
Author_Institution :
Fac. of Cognitive Sci. & Human Dev., Univ. Malaysia Sarawak, Kota Samarahan
Abstract :
Supervised ANNs such as Learning Vector Quantization (LVQs) and Multi-Layer Perceptrons (MLPs) usually do not support data visualization beside classification. Unsupervised visualization focused ANNs such as Self-organizing Maps (SOM) and its variants such as Visualization induced SOM (ViSOM) on the other hand, usually do not optimize data classification as compared with supervised ANNs such as LVQ. Thus to provide supervised classification and data visualization simultaneously, this work is motivated to propose a novel hybrid supervised ANN of LVQwithAC by hybridizing LVQ and modified Adaptive Coordinate (AC) approach. Empirical studies on benchmark data sets proven that, LVQwithAC was able to provide superior classification accuracy than SOM and ViSOM. Beside LVQwithAC was able to provide data topology, data structure, and inter-neuron distance preserve visualization. LVQwithAC was also proven able to perform promising classification among other supervised classifiers besides its additional data visualization ability over them. Thus, for applications requiring data visualization and classification LVQwithAC demonstrated its potential if supervised learning is all possible.
Keywords :
data visualisation; learning (artificial intelligence); neural nets; pattern classification; vector quantisation; data structure; data topology; data visualization; hybrid supervised artificial neural network; inter-neuron distance preserve visualization; learning vector quantization; modified adaptive coordinate approach; supervised classification; Data structures; Data visualization; Multidimensional systems; Multilayer perceptrons; Neurons; Principal component analysis; Self organizing feature maps; Supervised learning; Topology; Vector quantization;
Conference_Titel :
Neural Networks, 2008. IJCNN 2008. (IEEE World Congress on Computational Intelligence). IEEE International Joint Conference on
Conference_Location :
Hong Kong
Print_ISBN :
978-1-4244-1820-6
Electronic_ISBN :
1098-7576
DOI :
10.1109/IJCNN.2008.4633848